Imported Upstream version 2.17.0

[platform/upstream/git.git] / t / t0061-run-command.sh

diff --git a/t/t0061-run-command.sh b/t/t0061-run-command.sh
index e473917..24c92b6 100755 (executable)
--- a/t/t0061-run-command.sh
+++ b/t/t0061-run-command.sh
@@ -141,4 +141,41 @@ test_expect_success 'run_command outputs ' '
        test_cmp expect actual
 '
 
+test_trace () {
+       expect="$1"
+       shift
+       GIT_TRACE=1 test-run-command "$@" run-command true 2>&1 >/dev/null | \
+               sed 's/.* run_command: //' >actual &&
+       echo "$expect true" >expect &&
+       test_cmp expect actual
+}
+
+test_expect_success 'GIT_TRACE with environment variables' '
+       test_trace "abc=1 def=2" env abc=1 env def=2 &&
+       test_trace "abc=2" env abc env abc=1 env abc=2 &&
+       test_trace "abc=2" env abc env abc=2 &&
+       (
+               abc=1 && export abc &&
+               test_trace "def=1" env abc=1 env def=1
+       ) &&
+       (
+               abc=1 && export abc &&
+               test_trace "def=1" env abc env abc=1 env def=1
+       ) &&
+       test_trace "def=1" env non-exist env def=1 &&
+       test_trace "abc=2" env abc=1 env abc env abc=2 &&
+       (
+               abc=1 def=2 && export abc def &&
+               test_trace "unset abc def;" env abc env def
+       ) &&
+       (
+               abc=1 def=2 && export abc def &&
+               test_trace "unset def; abc=3" env abc env def env abc=3
+       ) &&
+       (
+               abc=1 && export abc &&
+               test_trace "unset abc;" env abc=2 env abc
+       )
+'
+
 test_done